Windows 10 partition

[elifrogg]

Hey so i'm trying to use the windows 10 disk manager utility to extend my C: partition but it wont work. Thanks for help

 

[Bighorn]

Bootcamp? Windows on a Macintosh OS?

Generally it seems to work better if the unallocated space is to the right of the OS/Bootable partition [at the end rather than the beginning].

 

[Clintlgm]

Or just use Minitool Partition Wizard, it should work for you. the demo version should do the trick for you.